In healthy living tonight a ground breaking study we know that women are at risk for heart attacks and even younger -- are at risk and yet they and their doctors don't always recognize the symptoms. Here now is ABC's doctor Richard -- She's not having -- that's the point you cannot. Is an American Heart Association public service. Aimed at younger women who quit easily missed the warning signs of a heart attack -- -- okay. Like the PSA today's study hammers home critical points about women and heart attacks. A woman is less likely than a man to experience that classic warning sign chest pain. She's less likely than a man to get immediate treatment and more likely to die. -- OK. That's because a woman's symptoms can be jaw pain shortness of breath weakness and fatigue heavy sweating and nausea. Signs easily mistaken by women and their doctors as indigestion. Flu even stress. -- I think having a heart attack me in the Clinton person who had a heart attack. At age 43 gale Harris -- lived at PSA. Heading to the ER after tingling in her arm she was having a heart attack. After her four trips to two different hospitals. I was under way and they Begin to -- music that I was having mental problems she started bothering you could. Like he -- being a little hard -- Those heart attack symptoms are so important to know we put them on our website abcnews.com. Learn them they can save lives -- bridge.

This transcript has been automatically generated and may not be 100% accurate.

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